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Air ToolsAlarm SystemsAll Home SecurityBathroom PlumbingDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareElectric MotorsElectronic Communication ComponentsFastenersFire SafetyGarage Door Openers and HardwareGuttering & DrainageHome SafetyPower Tool AccessoriesPower ToolsSolderingThermostatsTool Equipment & StorageWater Heaters, Pumps & Tanks
Normally Open Switch(382)
Uses item details. Price when purchased online
6520 Flange Bolt Mount Operator Presence Switch - Normally Open Fits Delta $28.99

Sponsored
$2899
current price $28.996520 Flange Bolt Mount Operator Presence Switch - Normally Open Fits Delta
Microwave Oven Door Switches Replacement 16A 125/250V 2 Pin Normally Open Microswitch Easy to Use $10.45

$1045
current price $10.45Microwave Oven Door Switches Replacement 16A 125/250V 2 Pin Normally Open Microswitch Easy to Use
NFTIGB 10 Sets Key Switch Self-Locking Normally Open BEMXB210y 21 240V Electrical Hardware Supplies $51.40

$5140
current price $51.40NFTIGB 10 Sets Key Switch Self-Locking Normally Open BEMXB210y 21 240V Electrical Hardware Supplies
NFTIGB 22mm / 0.9in Flat Head Metal Push Button Switch with 4Pin Socket, AC 250V 20A Heavy Duty Self Reset Normally Open Electrical Button Replacement for Industrial & Commercial Use

2 options
Available in additional 2 optionsNFTIGB 22mm / 0.9in Flat Head Metal Push Button Switch with 4Pin Socket, AC 250V 20A Heavy Duty Self Reset Normally Open Electrical Button Replacement for Industrial & Commercial Use
NFTIGB 5mm Inductive Proximity Switch Quick Response Anti Interference 2 Wire Normally Open AC NO Sensor 110-240V 150mA Electrical Switch Type 5 Pack 1ms Response Time (5.91 inches / 15.00 cm Width) $18.55

$1855
current price $18.55NFTIGB 5mm Inductive Proximity Switch Quick Response Anti Interference 2 Wire Normally Open AC NO Sensor 110-240V 150mA Electrical Switch Type 5 Pack 1ms Response Time (5.91 inches / 15.00 cm Width)
M Buder Inductive Analog Sensor Proximity Switch for Distance Detection, PNP Normally Open 90-250VAC, IP67 Waterproof, 20mm / 0.78 inches Detection Distance, Industrial Electrical Equipment $17.83

$1783
current price $17.83M Buder Inductive Analog Sensor Proximity Switch for Distance Detection, PNP Normally Open 90-250VAC, IP67 Waterproof, 20mm / 0.78 inches Detection Distance, Industrial Electrical Equipment
Professional Inductive Proximity Sensor NPN 3-Wire Normally Open Metal Sensing Switch (80mm Detection Distance / 3.1 Inches DC 6-36V Hall Effect High Sensitivity Low Level Output Switch) $54.18

$5418
current price $54.18Professional Inductive Proximity Sensor NPN 3-Wire Normally Open Metal Sensing Switch (80mm Detection Distance / 3.1 Inches DC 6-36V Hall Effect High Sensitivity Low Level Output Switch)
10 Pcs Reed Switch Magnetic Switch 2x14mm Normally Open Induction Switch 10W 100VDC for IoT Projects Glass Quick and Responsive $3.79 Was $7.70

Now$379
current price Now $3.79, Was $7.70$7.70
10 Pcs Reed Switch Magnetic Switch 2x14mm Normally Open Induction Switch 10W 100VDC for IoT Projects Glass Quick and Responsive
Genuine OEM Generac Oil Pressure 1/4 (Normally Open Switch) for Generator Motors / GTV990, GTV760 / 0L2917D $35.11

$3511
current price $35.11Genuine OEM Generac Oil Pressure 1/4 (Normally Open Switch) for Generator Motors / GTV990, GTV760 / 0L2917D
23 out of 5 Stars. 2 reviews
DRAFIDEEP 10-Pack for Furnace Door Appliance, Normally Open Metal, Industrial Use and Replacement Parts $7.32 Was $8.22

Now$732
current price Now $7.32, Was $8.22$8.22
DRAFIDEEP 10-Pack for Furnace Door Appliance, Normally Open Metal, Industrial Use and Replacement Parts
Magnetic Switch, Normally Open Closed Magnetic Reed Switch Safe High Efficienvy For Wall For Door $12.59

$1259
current price $12.59Magnetic Switch, Normally Open Closed Magnetic Reed Switch Safe High Efficienvy For Wall For Door
15 out of 5 Stars. 1 reviews
NFTIGB E3S GS30E4 DC10-30V Photoelectric Switch NPN Normally Open 3 Wire Groove Shape Sensor Switch $15.55

$1555
current price $15.55NFTIGB E3S GS30E4 DC10-30V Photoelectric Switch NPN Normally Open 3 Wire Groove Shape Sensor Switch
Riousery Inductive Proximity Switch 3 Wire Normally Open Cylindrical Sensor 6-36VDC 300mA for Accurate Magnetic Metal Detection, Premium ABS Material, 10-40mm / 0.4-1.6 inches Detection Range $29.41

$2941
current price $29.41Riousery Inductive Proximity Switch 3 Wire Normally Open Cylindrical Sensor 6-36VDC 300mA for Accurate Magnetic Metal Detection, Premium ABS Material, 10-40mm / 0.4-1.6 inches Detection Range
TeeRees 40Pcs Magnetic Glass Reed Switch 2X14mm Normally Open N/O 2-Pin Low Voltage Reed Switches Magnetic Induction Switch $10.89

$1089
current price $10.89TeeRees 40Pcs Magnetic Glass Reed Switch 2X14mm Normally Open N/O 2-Pin Low Voltage Reed Switches Magnetic Induction Switch
2Pcs MKA14103 DC 100V 0.5A Normally Open Glass Tube Reed Switch 14mmx2mm $7.49

$749
current price $7.492Pcs MKA14103 DC 100V 0.5A Normally Open Glass Tube Reed Switch 14mmx2mm
Nieyigj Normally Open Current Sensing Switch Adjustable AC 0.5-200A SZC03-No AL-CH Industrial Automation Control Equipment With LED Indicator Self-Powered 2.4x3.5x1.0 inches[cite: 1] $29.81
![Nieyigj Normally Open Current Sensing Switch Adjustable AC 0.5-200A SZC03-No AL-CH Industrial Automation Control Equipment With LED Indicator Self-Powered 2.4x3.5x1.0 inches[cite: 1]](https://i5.walmartimages.com/seo/Nieyigj-Normally-Open-Current-Sensing-Switch-Adjustable-AC-0-5-200A-SZC03-No-AL-CH-Industrial-Automation-Control-Equipment-LED-Indicator-Self-Powered_d40374c7-e0d9-4c65-912d-09e44e4f14aa.15c38db43977b1e0ffa95c8f34334b62.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$2981
current price $29.81Nieyigj Normally Open Current Sensing Switch Adjustable AC 0.5-200A SZC03-No AL-CH Industrial Automation Control Equipment With LED Indicator Self-Powered 2.4x3.5x1.0 inches[cite: 1]
7829 Microwave Oven Door Switches Replacement Normally Open Microswitch $9.69

$969
current price $9.697829 Microwave Oven Door Switches Replacement Normally Open Microswitch
Scaroo 4415A17352 , 16A NORMALLY OPEN MICROWAVE DOOR SWITCH 1-Pack $10.49

$1049
current price $10.49Scaroo 4415A17352 , 16A NORMALLY OPEN MICROWAVE DOOR SWITCH 1-Pack
10pcs N/O Reed Switches Magnetic Switch 2x14mm Normally Open Magnetic Induction Switch 10W 1.0A 100VDC $8.57

$857
current price $8.5710pcs N/O Reed Switches Magnetic Switch 2x14mm Normally Open Magnetic Induction Switch 10W 1.0A 100VDC
Ywmsfl Small Travel Switches 2 Wire Normally Open Oilproof Designs for Mechanical Electrical Systems From $11.60
From$1160
Ywmsfl Small Travel Switches 2 Wire Normally Open Oilproof Designs for Mechanical Electrical Systems
Scaroo 4415A17352 , 16A NORMALLY OPEN MICROWAVE DOOR SWITCH 1-Pack $10.49

$1049
current price $10.49Scaroo 4415A17352 , 16A NORMALLY OPEN MICROWAVE DOOR SWITCH 1-Pack
Nieyigj Current Transducer PLC Sensing Switch Normally Open Industrial Supplies 1.5-200A AC SZC03-NO-AL-SH $40.99

$4099
current price $40.99Nieyigj Current Transducer PLC Sensing Switch Normally Open Industrial Supplies 1.5-200A AC SZC03-NO-AL-SH
Scaroo 4415A17352 , 16A NORMALLY OPEN MICROWAVE DOOR SWITCH 2-Pack $18.99

$1899
current price $18.99Scaroo 4415A17352 , 16A NORMALLY OPEN MICROWAVE DOOR SWITCH 2-Pack
12Pcs 7mm Push Button Switches Normally Open Prewired for Use in Power Grids Circuits and Hobbyist Setups $12.61

$1261
current price $12.6112Pcs 7mm Push Button Switches Normally Open Prewired for Use in Power Grids Circuits and Hobbyist Setups
Riousery 5Pcs Inductive Proximity Sensor Switch, M18 PNP Normally Open (NO) DC 6-36V 300mA 8mm Action Distance (0.31 inches), IP65 Water-Resistant for Industrial Automation Control $31.94

$3194
current price $31.94Riousery 5Pcs Inductive Proximity Sensor Switch, M18 PNP Normally Open (NO) DC 6-36V 300mA 8mm Action Distance (0.31 inches), IP65 Water-Resistant for Industrial Automation Control
Reed Switch,24VDC,Normally Open,3 M Lead D-C80L $32.52 $32.52/1

$3252
current price $32.52$32.52/1
Reed Switch,24VDC,Normally Open,3 M Lead D-C80L
ZB2-BE101C Push Button Switch 10A 600V Normally Open Joystick Control for Industrial Electrical Equipment Panel Mounting $12.58

$1258
current price $12.58ZB2-BE101C Push Button Switch 10A 600V Normally Open Joystick Control for Industrial Electrical Equipment Panel Mounting
12Pcs Momentary Switches Normally Open Prewired 12V 7mm Size Ideal for Electronics Projects Applications $12.20

$1220
current price $12.2012Pcs Momentary Switches Normally Open Prewired 12V 7mm Size Ideal for Electronics Projects Applications
Teerees 2Normally Open AC 5A 250V Switch Fridge Light Switch Long Service Life-Plastic-Temperature Resistant Normally Closed

2 options
Available in additional 2 optionsTeerees 2Normally Open AC 5A 250V Switch Fridge Light Switch Long Service Life-Plastic-Temperature Resistant Normally Closed
16A 125/250V 2 Pin Normally Open Microswitch Temperature Resistant Microswitch For Kitchen Appliances $10.91

$1091
current price $10.9116A 125/250V 2 Pin Normally Open Microswitch Temperature Resistant Microswitch For Kitchen Appliances
Fanoery 12Pcs Normally Open Momentary Switches 7mm with Prewired Push Button 3A 220V $13.34

$1334
current price $13.34Fanoery 12Pcs Normally Open Momentary Switches 7mm with Prewired Push Button 3A 220V
Teerees Normally Open Flameproof Adjustable AC Current Sensing Switch Self-Powered Sensing Switch Monitoring Relay 0.2-30A Detectable Sensing Switch $11.89

$1189
current price $11.89Teerees Normally Open Flameproof Adjustable AC Current Sensing Switch Self-Powered Sensing Switch Monitoring Relay 0.2-30A Detectable Sensing Switch
BIMZUC Inductive Proximity Sensor NPN 3 Wire Normally Open Metal Sensing Switch 80mm Detection / 3.1 inches DC6-36V High Quality Precision Control Switch for Industrial Automation Applications $53.18

$5318
current price $53.18BIMZUC Inductive Proximity Sensor NPN 3 Wire Normally Open Metal Sensing Switch 80mm Detection / 3.1 inches DC6-36V High Quality Precision Control Switch for Industrial Automation Applications
Suodoka AC Current Switch Transducer Normally Open/Closed AC 1.6-50A Input Sensor Switch 0.3A at 240V AC/DC Flame Retardant PC Material Control Relay (2.6 inches / 66 cm Length)[cite: 1] $24.76
![Suodoka AC Current Switch Transducer Normally Open/Closed AC 1.6-50A Input Sensor Switch 0.3A at 240V AC/DC Flame Retardant PC Material Control Relay (2.6 inches / 66 cm Length)[cite: 1]](https://i5.walmartimages.com/seo/Suodoka-AC-Current-Switch-Transducer-Normally-Open-Closed-AC-1-6-50A-Input-Sensor-Switch-0-3A-240V-AC-DC-Flame-Retardant-PC-Material-Control-Relay-2_5af70726-3bf5-4905-bf3d-596fcf27b439.0890bb88290ba191e5df5aa42e3b2d2d.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$2476
current price $24.76Suodoka AC Current Switch Transducer Normally Open/Closed AC 1.6-50A Input Sensor Switch 0.3A at 240V AC/DC Flame Retardant PC Material Control Relay (2.6 inches / 66 cm Length)[cite: 1]
Treedix 10pcs Limit Switch 1NO 1NC Normally Open Close Limit Switch Black Perfect for Appliance and Electronic Equipment AC 5A 125V 250V 3 Pins $10.99

$1099
current price $10.99Treedix 10pcs Limit Switch 1NO 1NC Normally Open Close Limit Switch Black Perfect for Appliance and Electronic Equipment AC 5A 125V 250V 3 Pins
Current Mutual Inductance Switch SZC23-NO-AL- Normally Open Current Detection Switch for AC Current Isolation Monitoring Current Detection Protection $12.95

$1295
current price $12.95Current Mutual Inductance Switch SZC23-NO-AL- Normally Open Current Detection Switch for AC Current Isolation Monitoring Current Detection Protection
10 Pack Normally Open Momentary Switch with Round Red Button, 2-Pin Solder Lug Termination From $19.99

2 options
Available in additional 2 optionsFrom$1999
10 Pack Normally Open Momentary Switch with Round Red Button, 2-Pin Solder Lug Termination
Clearance Youthyao 16A 125/250V 2 Pin Normally Open Microswitch Compact Microswitch Fixes Heating and Interlocks Issues $9.72 Was $10.86
Clearance

Now$972
current price Now $9.72, Was $10.86$10.86
Youthyao 16A 125/250V 2 Pin Normally Open Microswitch Compact Microswitch Fixes Heating and Interlocks Issues
BIMZUC 8mm Inductive Proximity Sensor Switch DC NPN 3-Wire Normally Open LJ18A3-8-Z/BX - 3.94 inches / 10 cm[cite: 1] $10.72
![BIMZUC 8mm Inductive Proximity Sensor Switch DC NPN 3-Wire Normally Open LJ18A3-8-Z/BX - 3.94 inches / 10 cm[cite: 1]](https://i5.walmartimages.com/seo/BIMZUC-8mm-Inductive-Proximity-Sensor-Switch-DC-NPN-3-Wire-Normally-Open-LJ18A3-8-Z-BX-3-94-inches-10-cm-cite-1_b6da6d04-5982-4816-a445-7940a33a44e6.21223e06f0fd4fcd0ebdb13041460d8a.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$1072
current price $10.72BIMZUC 8mm Inductive Proximity Sensor Switch DC NPN 3-Wire Normally Open LJ18A3-8-Z/BX - 3.94 inches / 10 cm[cite: 1]
Nieyigj EKW-5A-B Aluminum Housing Normally Open Momentary Control Foot Pedal Switch 380V AC 220V DC $10.00

$1000
current price $10.00Nieyigj EKW-5A-B Aluminum Housing Normally Open Momentary Control Foot Pedal Switch 380V AC 220V DC
Suodoka BM-1308 Micro Switch Momentary Limit Switch Snap Action Silver Contacts, 15A 250V Heavy Duty Structure Roller Type Normally Open Mechanical Life 200000 Times, 1Pc / Pack (7 inches / 17.8 cm) $9.38

$938
current price $9.38Suodoka BM-1308 Micro Switch Momentary Limit Switch Snap Action Silver Contacts, 15A 250V Heavy Duty Structure Roller Type Normally Open Mechanical Life 200000 Times, 1Pc / Pack (7 inches / 17.8 cm)
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